LG 40LX770H Service Manual page 13

5.1.5.2. Manual adjustment
(1) Set TV in Adj. mode using POWER ON
(2) Zero Calibrate the probe of Color Analyzer, then place it on
the center of LCD module within 10cm of the surface..
(3) Press ADJ key -> EZ adjust using adj. R/C à 9. White-
Balance then press the cursor to the right (KEY►). When
KEY(►) is pressed 206 Gray internal pattern will be
displayed.
(4) Adjust Cool modes
(i) Fix the one of R/G/B gain to 192 (default data) and
decrease the others.
( If G gain is adjusted over 172 and R and B gain less than
192 , Adjust is O.K.)
(ii) If G gain is less than 172,
Increase G gain by up to 172, and then increase R gain and
G gain same amount of increasing G gain.
(iii) If R gain or B gain is over 255,
Readjust G gain less than 172, Conform to R gain is 255 or
B gain is 255
(5) Adjust two modes (Medium / Warm) Fix the one of R/G/B
gain to 192 (default data) and decrease the others.
(6) Adj. is completed, Exit adjust mode using "EXIT" key on
Remote controller.
▪ If internal pattern is not available, use RF input. In EZ Adj.
menu. 6.White Balance, you can select one of 2 Test-pattern:
ON, OFF. Default is inner (ON). By selecting OFF, you can
adjust using RF signal in 206 Gray pattern.
5.1.6. Reference (White Balance Adj. coordinate and
color temperature)
▪ Luminance: 204 Gray, 80IRE
▪ Standard color coordinate and temperature using CS-1000
(over 26 inch)
Coordinate
Mode
X
Cool 0.271
Medium 0.286
Warm 0.313
▪ Standard color coordinate and temperature using
CA-210(CH-14) – by aging time
(1) Normal line (From January to February) LGD
Aging time
X
(Min)
271
1 0-2 286
2 3-5 284
3 6-9 282
4 10-19 279
5 20-35 276
6 36-49 274
7 50-79 273
8 80-119 272
9 Over 120 271
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Only for training and service purposes
Temp
△uv
Y
0.270 13,000K 0.0000
0.289 9,300K 0.0000
0.329 6,500K 0.0000
Cool Medium Warm
Y X Y X
270 286 289 313
295 301 314 328
290 299 309 326
287 297 306 324
283 294 302 321
278 291 297 318
275 289 294 316
272 288 291 315
271 287 290 314
270 286 289 313
▪ Standard color coordinate and temperature using
CA-210(CH-14) – by aging time
(2) Normal line (From March to December) : LGD
Aging time
(Min)
1 0-2
2 3-5
3 6-9
4 10-19
5 20-35
6 36-49
7 50-79
8 80-119
9 Over 120
▪ Standard color coordinate and temperature using CA-210(CH
14)
O/S Module (AUO, INX, Sharp, CSOT, BOE)
x
spec 271
target 278
5.2. Tool Option setting & Inspection per
countries
5.2.1. Overview
(1) Tool option selection is only done for models in Non-USA
North America due to rating
(2) Applied model: LA46H Chassis applied to CANADA and
MEXICO
5.2.2. Country Group selection
(1) Press ADJ key on the Adj. R/C, and then select Country
Group Menu
(2) Depending on destination, select US, then on the lower
Country option, select US, CA, MX.
Selection is done using +, - KEY
Y
5.2.3. Tool Option inspection
329
▪ Press Adj. key on the Adj. R/C, then select Tool option
354
* Tool option can be reconstructed by Software
349
346
342
337
334
331
330
329
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Cool Medium
X Y X
271 270 286 289
282 289 297 308
281 287 296 306
279 284 294 303
277 280 292 299
275 277 290 296
274 274 289 293
273 272 288 291
272 271 287 290
271 270 286 289
cool med
y x y
270 286 289
280 293 299
LGE Internal Use Only
Warm
Y X Y
313 329
324 348
323 346
321 343
319 339
317 336
316 333
315 331
314 330
313 329
warm
x y
313 329
320 339